document.write( "Question 67411: 3x-5(3x-7)=2(x + 9)+ 45 \n" ); document.write( "
Algebra.Com's Answer #48045 by checkley71(8403)\"\" \"About 
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3X-5(3X-7)=2(X+9)+45
\n" ); document.write( "3X-15X+35=2X+18+45
\n" ); document.write( "-12X-2X=18+45-35
\n" ); document.write( "-14X=28
\n" ); document.write( "X=28/-14
\n" ); document.write( "X=-2
\n" ); document.write( "PROOF
\n" ); document.write( "3(-2)-5(3[-2]-7)=2(-2+9)+45
\n" ); document.write( "-6-5(-6-7)=2*7+45
\n" ); document.write( "-6-5(-13=14+45
\n" ); document.write( "-6+65=59
\n" ); document.write( "59=59
\n" ); document.write( " \n" ); document.write( "
\n" );